CVE-2026-74912: critical vulnerability in Imagination Technologies Graphics DDK
GPU DDK - Fix for CVE-2026-49746 prevents the mapping of graphics buffers > 4GB
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.8epss 0.3%
On GPU systems with the security vulnerability fix for CVE-2026-49746 applied, the mapping range of graphics buffers is limited which causes errors when the mapping outside of that range.
Integer truncation caused when mapping GPU buffer pages in the buffer’s range 0GB - 4GB, produces error and limits the functionality of the kernel mode driver.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Imagination Technologies · Graphics DDKRelated CVEs — Imagination Technologies Graphics DDK
In the same product, most dangerous first.
CVE-2024-47897HIGHGPU DDK - PVRSRVRGXGetEnabledHWPerfBlocksKM off-by-one OOB writeEPSS 0.6%CVE-2026-16280CRITICALGPU DDK - Integer overflow in _PMRLogicalOffsetToPhysicalOffsetEPSS 0.5%CVE-2025-6573CRITICALGPU DDK - RGXFW_CTL.pui8FWScratchBuf Leak/OverwriteEPSS 0.5%CVE-2025-8109HIGHGPU DDK - GPU shader shared memory corrupted using ptrace to disrupt GPU operationEPSS 0.5%CVE-2025-1706HIGHGPU DDK - Improper locking when accessing the pvr_exp_fence objectEPSS 0.5%CVE-2025-13952CRITICALGPU DDK - libusc UAF via WebGPU shaders at MergeConsecutiveBarriersBPEPSS 0.5%